Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
slope =
1.
â
2.
’k
3.
•@
4.
Ì
ƒŒƒxƒ‹3.
•ÏX
SDAL“‡‰pŒêŠwZ